Marburg virus. TEM X70,000

Negative stain image of an isolate of Marburg virus, showing filamentous particles as well as the characteristic Shepherd's Crook. The Marburg virus belongs to the family of viruses called filovirus. The only other members of this family of viruses are the four species of the Ebola virus. The virus causes hemorrhagic fevers and can be transmitted to both humans and primates.